UST946004I4 - - Google Patents
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- Publication number
- UST946004I4 UST946004I4 US55996075A UST946004I4 US T946004 I4 UST946004 I4 US T946004I4 US 55996075 A US55996075 A US 55996075A US T946004 I4 UST946004 I4 US T946004I4
- Authority
- US
- United States
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Images
Classifications
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B17/00—Details of cameras or camera bodies; Accessories therefor
- G03B17/18—Signals indicating condition of a camera member or suitability of light
- G03B17/20—Signals indicating condition of a camera member or suitability of light visible in viewfinder
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B13/00—Viewfinders; Focusing aids for cameras; Means for focusing for cameras; Autofocus systems for cameras
- G03B13/02—Viewfinders
- G03B13/04—Viewfinders of direct vision type, e.g. frame, sighting mark
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US55996075 UST946004I4 (en:Method) | 1975-03-19 | 1975-03-19 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US55996075 UST946004I4 (en:Method) | 1975-03-19 | 1975-03-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| UST946004I4 true UST946004I4 (en:Method) | 1976-05-04 |
Family
ID=24235786
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| US55996075 Pending UST946004I4 (en:Method) | 1975-03-19 | 1975-03-19 |
Country Status (1)
| Country | Link |
|---|---|
| US (1) | UST946004I4 (en:Method) |
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1975
- 1975-03-19 US US55996075 patent/UST946004I4/en active Pending